Data Preparation

Create classes for bivariate mapping

bi_class()

Create Classes for Bivariate Maps

Mapping

Bivariate mapping with ggplot2

bi_pal()

Palette Preview and Hex Values

bi_scale_fill()

Apply Bivariate Scale to ggplot Object

bi_theme()

Basic Theme for Bivariate Mapping

bi_legend()

Create Object for Drawing Legend

Sample Data

Sample data for demonstrating bivariate mapping

stl_race_income

Race and Median Income in St. Louis by Census Tract, 2017